* {
    flex-direction: column;
    box-sizing: border-box;
    flex-grow: 1;
}

#expression {
    max-height: 50pt;
    background-color: #444;
    color: white;
    flex-direction: row;
    text-align: right;
    padding-right: 40pt;
    justify-content: flex-end;
}

#result {
    max-height: 81pt;
    background: linear-gradient(to top, #111, #444);
    color: white;
    flex-direction: row;
    text-align: right;
    padding-right: 16pt;
    justify-content: flex-end;
    font-size: 60px;
}

#numpad-container {
    background-color: #d6d6d6;
}

.numpad-button {
    border-right: 1px solid #8d8d8d;
}

.row {
    flex-direction: row;
    border-bottom: 1px solid #8d8d8d;
    height: 78px;
}

.orange {
    background: linear-gradient(to bottom, #f69135, #f37335);
    color: white;
    border-bottom: 1px solid #8d8d8d;
    width: 98px;
}

.orange:focus {
    border: 3px solid blue;
}

#zero {
    flex-grow: 2;
    border-bottom: none;
}

* {
    font-size: 27px;
    font-family: "KoHo-Light";
}